:root{--paper: #f4f6f9;--surface: #ffffff;--surface-2: #f0f3f7;--ink: #15203a;--ink-2: #4d5872;--ink-3: #7c869b;--line: #dfe4ec;--line-strong: #c7cfdc;--accent: #c93b55;--accent-ink: #ffffff;--accent-soft: #fbe8ec;--ok: #1d7f55;--ok-soft: #e3f3eb;--warn: #9a5a00;--warn-soft: #fcefd9;--bad: #b42f27;--bad-soft: #fbe5e3;--live: #1f5fd1;--live-soft: #e5edfc;--shadow: 0 1px 2px rgb(21 32 58 / .06), 0 8px 24px rgb(21 32 58 / .08);--overlay: rgb(15 22 38 / .42);--font-display: "Bricolage Grotesque", "IBM Plex Sans", system-ui, sans-serif;--font-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;--r-sm: 6px;--r-md: 10px}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--paper: #0e131e;--surface: #161c29;--surface-2: #1c2332;--ink: #e7ebf3;--ink-2: #a3adc1;--ink-3: #75809a;--line: #283043;--line-strong: #364056;--accent: #ff6d86;--accent-ink: #1a0a0e;--accent-soft: #3b1d26;--ok: #52c792;--ok-soft: #15302a;--warn: #f0ab48;--warn-soft: #36290f;--bad: #ff7a6e;--bad-soft: #3a1c1b;--live: #7aa6ff;--live-soft: #1a2747;--shadow: 0 1px 2px rgb(0 0 0 / .3), 0 8px 24px rgb(0 0 0 / .35);--overlay: rgb(0 0 0 / .55);color-scheme:dark}}:root[data-theme=dark]{--paper: #0e131e;--surface: #161c29;--surface-2: #1c2332;--ink: #e7ebf3;--ink-2: #a3adc1;--ink-3: #75809a;--line: #283043;--line-strong: #364056;--accent: #ff6d86;--accent-ink: #1a0a0e;--accent-soft: #3b1d26;--ok: #52c792;--ok-soft: #15302a;--warn: #f0ab48;--warn-soft: #36290f;--bad: #ff7a6e;--bad-soft: #3a1c1b;--live: #7aa6ff;--live-soft: #1a2747;--shadow: 0 1px 2px rgb(0 0 0 / .3), 0 8px 24px rgb(0 0 0 / .35);--overlay: rgb(0 0 0 / .55);color-scheme:dark}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.num,.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.shell{display:grid;grid-template-columns:228px minmax(0,1fr);min-height:100%;background:linear-gradient(90deg,var(--surface) 0 227px,var(--line) 227px 228px,transparent 228px)}.side{position:sticky;top:env(safe-area-inset-top,0px);align-self:start;height:100vh;display:flex;flex-direction:column;gap:24px;padding:20px 14px 16px max(14px,env(safe-area-inset-left,0px))}.brand{display:flex;align-items:center;gap:10px;padding:4px 6px}.brand-mark{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;border:2px solid var(--accent);color:var(--accent);font-family:var(--font-display);font-weight:700;font-size:16px;letter-spacing:-.02em}.brand-name{font-family:var(--font-display);font-weight:700;font-size:17px;line-height:1.1;letter-spacing:-.01em}.brand-sub{font-size:11.5px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.08em}.nav{display:flex;flex-direction:column;gap:2px}.nav a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--r-sm);color:var(--ink-2);text-decoration:none;font-weight:500}.nav a:hover{background:var(--surface-2);color:var(--ink)}.nav a[aria-current=page]{background:var(--accent-soft);color:var(--accent)}.nav svg{width:18px;height:18px;flex:none}.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:8px;font-size:12.5px;color:var(--ink-3);padding:0 6px}.side-foot .who{color:var(--ink-2);overflow-wrap:anywhere}.main{min-width:0;padding-block:24px 48px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}.main-inner{max-width:1180px;margin:0 auto;display:flex;flex-direction:column;gap:20px}.demo-band{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:10px 14px;border:1px dashed var(--line-strong);border-radius:var(--r-md);background:var(--surface);color:var(--ink-2);font-size:13px}.demo-band strong{color:var(--ink)}.demo-band .spacer{flex:1}.page-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px 20px}.page-head h1{margin:0;font-family:var(--font-display);font-weight:700;font-size:28px;line-height:1.1;letter-spacing:-.02em;text-wrap:balance}.page-head .sub{color:var(--ink-3);margin-top:4px}.page-head .grow{flex:1;min-width:0}.row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:36px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);font-weight:500;cursor:pointer;white-space:nowrap;text-decoration:none}.btn:hover{background:var(--surface-2)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn.primary:hover{filter:brightness(1.06)}.btn.danger{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 45%,var(--line))}.btn.danger.solid{background:var(--bad);color:var(--surface);border-color:var(--bad)}.btn.ghost{border-color:transparent;background:transparent}.btn.ghost:hover{background:var(--surface-2)}.btn.sm{min-height:30px;padding:0 10px;font-size:13px}.btn svg{width:16px;height:16px}.icon-btn{width:36px;padding:0}.field{display:flex;flex-direction:column;gap:5px;min-width:0}.field>span{font-size:12.5px;font-weight:600;color:var(--ink-2)}.field small{color:var(--ink-3);font-size:12px}.input,select.input,textarea.input{width:100%;min-height:38px;padding:7px 10px;border-radius:var(--r-sm);border:1px solid var(--line-strong);background:var(--surface);color:var(--ink)}textarea.input{min-height:72px;resize:vertical}.input:focus{outline:2px solid color-mix(in srgb,var(--accent) 60%,transparent);outline-offset:0;border-color:var(--accent)}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.form{display:flex;flex-direction:column;gap:16px}.seg{display:inline-flex;align-self:flex-start;max-width:100%;flex-wrap:wrap;border:1px solid var(--line-strong);border-radius:var(--r-sm);overflow:hidden}.seg button{border:0;background:var(--surface);padding:7px 14px;cursor:pointer;font-weight:500;color:var(--ink-2)}.seg button+button{border-left:1px solid var(--line-strong)}.seg button[aria-pressed=true]{background:var(--ink);color:var(--surface)}.checks{display:flex;flex-wrap:wrap;gap:6px}.check-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border:1px solid var(--line-strong);border-radius:999px;cursor:pointer;font-size:13px;-webkit-user-select:none;user-select:none}.check-chip input{margin:0;accent-color:var(--accent)}.check-chip:has(input:checked){border-color:var(--accent);background:var(--accent-soft);color:var(--ink)}.form-error{padding:10px 12px;border-radius:var(--r-sm);background:var(--bad-soft);color:var(--bad);font-size:13.5px}.form-note{padding:10px 12px;border-radius:var(--r-sm);background:var(--surface-2);color:var(--ink-2);font-size:13px}.pill{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}.pill:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.pill.open{background:var(--surface-2);color:var(--ink-2)}.pill.risk{background:var(--warn-soft);color:var(--warn)}.pill.ok{background:var(--ok-soft);color:var(--ok)}.pill.live{background:var(--live-soft);color:var(--live)}.pill.done{background:var(--surface-2);color:var(--ink-3)}.pill.bad{background:var(--bad-soft);color:var(--bad)}.track{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;letter-spacing:.06em;color:var(--accent)}.track:before{content:"";width:10px;height:10px;border-radius:50%;border:1.5px solid var(--accent);background:var(--accent);box-shadow:inset 0 0 0 1.5px var(--surface)}.week-nav{display:flex;align-items:center;gap:6px}.week-nav .label{min-width:190px;text-align:center;font-weight:600}.alerts{display:flex;flex-direction:column;gap:8px}.alert{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:10px 14px;border-radius:var(--r-md);background:var(--warn-soft);color:var(--ink);border:1px solid color-mix(in srgb,var(--warn) 30%,transparent)}.alert b{color:var(--warn)}.alert .link{color:var(--ink);text-decoration:underline;text-underline-offset:2px;background:none;border:0;padding:0;cursor:pointer;font-weight:600}.days{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);overflow:hidden}.day{display:grid;grid-template-columns:112px minmax(0,1fr);border-top:1px solid var(--line)}.day:first-child{border-top:0}.day-label{padding:14px 12px;border-right:1px solid var(--line);background:var(--surface-2);display:flex;flex-direction:column;gap:2px}.day-label .dow{font-family:var(--font-display);font-weight:700;font-size:15px;text-transform:capitalize}.day-label .date{font-size:12.5px;color:var(--ink-3)}.day.today .day-label{background:var(--accent-soft)}.day.today .dow{color:var(--accent)}.day-slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px;padding:10px;align-content:start}.day-empty{padding:16px 14px;color:var(--ink-3);font-size:13px}.lesson{display:flex;flex-direction:column;gap:8px;padding:12px;text-align:left;cursor:pointer;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface)}.lesson:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}.lesson.is-cancelled{background:var(--surface-2)}.lesson.is-cancelled .lesson-title{text-decoration:line-through;color:var(--ink-3)}.lesson-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.lesson-time{font-family:var(--font-mono);font-size:13px;font-weight:600}.lesson-title{font-weight:600;font-size:14.5px;line-height:1.3}.lesson-meta{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:12.5px;color:var(--ink-2)}.meter{display:flex;flex-direction:column;gap:4px}.meter-bar{position:relative;height:6px;border-radius:3px;background:var(--surface-2);border:1px solid var(--line)}.meter-fill{position:absolute;inset:-1px auto -1px -1px;border-radius:3px;background:var(--ink-3)}.meter-fill.ok{background:var(--ok)}.meter-fill.risk{background:var(--warn)}.meter-min{position:absolute;top:-4px;bottom:-4px;width:2px;margin-left:-1px;background:var(--ink);border-radius:1px}.meter-text{display:flex;justify-content:space-between;font-size:12px;color:var(--ink-3)}.meter-text b{color:var(--ink);font-family:var(--font-mono);font-weight:600}.panel{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface)}.panel-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--line)}.panel-head h2{margin:0;font-size:15px;font-weight:700}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:10px 14px;text-align:left;vertical-align:middle;border-bottom:1px solid var(--line)}th{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3);font-weight:600;background:var(--surface-2);white-space:nowrap}tr:last-child td{border-bottom:0}td.r,th.r{text-align:right}tbody tr.clickable{cursor:pointer}tbody tr.clickable:hover td{background:var(--surface-2)}.muted{color:var(--ink-3)}.small{font-size:12.5px}.chips{display:flex;flex-wrap:wrap;gap:4px}.chip{display:inline-flex;align-items:center;gap:5px;padding:1px 8px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:12.5px;white-space:nowrap}.search{max-width:320px}.empty{padding:28px 14px;text-align:center;color:var(--ink-3)}.balance{font-family:var(--font-mono);font-weight:600;font-variant-numeric:tabular-nums}.balance.zero{color:var(--ink-3)}.expiring{color:var(--warn);font-size:12px;font-weight:600}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}.stat{box-shadow:1px 0 0 var(--line),0 1px 0 var(--line);padding:14px 16px;display:flex;flex-direction:column;gap:4px}.stat .k{font-size:12px;color:var(--ink-3);font-weight:600}.stat .v{font-family:var(--font-display);font-weight:700;font-size:24px;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.stat .h{font-size:12px;color:var(--ink-3)}tfoot td{font-weight:700;background:var(--surface-2);border-top:1px solid var(--line-strong)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);z-index:40;animation:fade .15s ease-out}.drawer{position:fixed;top:0;right:0;bottom:0;z-index:41;width:min(560px,100%);display:flex;flex-direction:column;background:var(--surface);box-shadow:var(--shadow);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);padding-right:env(safe-area-inset-right,0px);animation:slide .18s ease-out}.drawer-head{display:flex;align-items:flex-start;gap:12px;padding:18px 20px 14px;border-bottom:1px solid var(--line)}.drawer-head h2{margin:0;font-family:var(--font-display);font-size:20px;line-height:1.2;letter-spacing:-.01em;text-wrap:balance}.drawer-head .grow{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.drawer-body{flex:1;overflow-y:auto;padding:18px 20px 24px;display:flex;flex-direction:column;gap:20px}.drawer-foot{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;padding:12px 20px;border-top:1px solid var(--line);background:var(--surface-2)}.section{display:flex;flex-direction:column;gap:10px}.section>h3{margin:0;font-size:12px;text-transform:uppercase;letter-spacing:.07em;color:var(--ink-3)}.kv{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:6px 16px;margin:0}.kv dt{color:var(--ink-3)}.kv dd{margin:0;overflow-wrap:anywhere}.list{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}.list-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-top:1px solid var(--line)}.list-item:first-child{border-top:0}.list-item .grow{flex:1;min-width:0}.confirm-box{display:flex;flex-direction:column;gap:10px;padding:14px;border-radius:var(--r-md);border:1px solid color-mix(in srgb,var(--bad) 40%,var(--line));background:var(--bad-soft)}.copy-row{display:flex;gap:6px}.copy-row .input{font-family:var(--font-mono);font-size:12px}.delta{font-family:var(--font-mono);font-weight:600;white-space:nowrap}.delta.plus{color:var(--ok)}.delta.minus{color:var(--ink-2)}.quick{display:flex;gap:6px;flex-wrap:wrap}.toasts{position:fixed;z-index:60;left:50%;transform:translate(-50%);bottom:calc(16px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;gap:8px;width:min(440px,calc(100% - 32px))}.toast{padding:11px 14px;border-radius:var(--r-md);background:var(--ink);color:var(--surface);box-shadow:var(--shadow);font-size:13.5px;animation:rise .2s ease-out}.toast.error{background:var(--bad)}.login{min-height:100%;display:grid;place-items:center;padding-block:24px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}.login-card{width:min(380px,100%);display:flex;flex-direction:column;gap:18px;padding:28px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);box-shadow:var(--shadow)}.login-card h1{margin:0;font-family:var(--font-display);font-size:24px}.loading{padding:40px;text-align:center;color:var(--ink-3)}@keyframes fade{0%{opacity:0}}@keyframes slide{0%{transform:translate(24px);opacity:.6}}@keyframes rise{0%{transform:translateY(8px);opacity:0}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}@media(max-width:860px){.shell{grid-template-columns:minmax(0,1fr);background:none}.side{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;height:auto;flex-direction:row;align-items:center;gap:8px;padding:8px max(10px,env(safe-area-inset-right,0px)) 8px max(10px,env(safe-area-inset-left,0px));border-bottom:1px solid var(--line);overflow-x:auto;background:var(--surface)}body:before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--surface)}.brand-sub,.brand-name,.side-foot{display:none}.brand{padding:0}.brand-mark{width:30px;height:30px;font-size:14px}.nav{flex-direction:row;gap:2px}.nav a{padding:7px 10px;white-space:nowrap}.nav a span{font-size:13.5px}.main{padding-block:16px 40px}.page-head h1{font-size:23px}.day{grid-template-columns:minmax(0,1fr)}.day-label{flex-direction:row;align-items:baseline;gap:8px;border-right:0;border-bottom:1px solid var(--line);padding:8px 12px}.day-slots,.grid-2,.grid-3{grid-template-columns:minmax(0,1fr)}.week-nav .label{min-width:0;flex:1}.week-nav,.drawer{width:100%}.search{max-width:none;flex:1}.page-head .grow{flex-basis:100%}}@media(max-width:520px){.nav svg{display:none}.nav a{padding:7px 8px}}